7.83 ct AIG CERTIFIED FIVE-STAR OVAL CUT (15 X 9 MM) MOZAMBIQUE COPPER BEARING PARAIBA TOURMALINE LOOSE STONE. FREE AIG Certificate Blue Color 100% Natural (Un-Heated) Orgin from Mozambique. Slices of this stone should have a green rind with a pink center.
4.29 ct Octagon (13.02 x 7.83 mm) Unheated Natural Watermelon Tourmaline
Slices of this stone should have a green rind with a pink center. There are currently 10 different varieties in the tourmaline family. Tourmaline is estimated to have been used as a gem for over 2000 years, especially by the Chinese.